Patents by Inventor James K. Jarrett

James K. Jarrett has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Patent number: 6325952
    Abstract: A machine for continuously making gaskets and similar flat products. Sheet gasket material is fed from a roll and through tooling that successively: cuts the outline, separates the center scrap, then separates the gaskets from the remaining sheet stock waste. The cutting tool rotates. The center scrap and the gaskets may be removed by rotating tooling or by vacuum and air pressure, respectively. Design and fabrication of such a machine, especially the cutting roller, is made possible by state of the art CAD software.
    Type: Grant
    Filed: November 18, 1999
    Date of Patent: December 4, 2001
    Inventors: James K. Jarrett, Michael A. Rathbone